I dont think is that hard haha please help lol Deandre deposits $400 into an account that pays simple interest at a rate of 6% per year. How much interest will he be paid in the first 4 years?

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much

This stem-and-leaf plot represents the heights of the students on ralph's basketball team. one student's height is missing from the plot. if the mean height of all the students on the team is 61 inches, what is the missing height? a. 55 in. b. 59 in. c. 61 in. d. 65 in.

The sum of the first eight terms of an arithmetic progression is 9m + 14. the fifth term of the06 progression is 2m - 6, where m is a constant.given that the first term of the progression is 26,find the value of the common difference, d and thevalue of m.